Home / 51,549.94-77,337.20-18,272.91

Finding the Fourth Proportional to 51,549.94, 77,337.20 and 18,272.91

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Solution

The fourth proportional to 51,549.94, 77,337.20 and 18,272.91 is: 27,413.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,549.94 : 77,337.20 = 18,272.91 : x
  2. Step 2: Convert to fraction form
    51,549.94/77,337.20 = 18,272.91/x
  3. Step 3: Cross multiply
    51,549.94x = 77,337.20 × 18,272.91
  4. Step 4: Simplify right side
    51,549.94x = 1,413,175,695.25
  5. Step 5: Solve for x
    x = 1,413,175,695.25/51,549.94
  6. Step 6: Final answer
    x = 27,413.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.